Senior Frontend Engineer Engineering · Slough · Read the role

Hulk Marketing Ltd; Slough; Hybrid; GBP 60,000 - 90,000; Full time

Job summary

Hulk Marketing Ltd is seeking a senior frontend engineer to architect and build production-grade Next.js sites for clients, from greenfield builds to complex platform migrations. You will be responsible for robust, accessible interfaces and high-quality deployments.

You will own performance and accessibility budgets per project, write in TypeScript with App Router, and integrate headless CMS workflows such as Sanity, Payload, and Contentful to deliver reliable content-driven experiences.

Qualifications

• 5+ years frontend development experience.
• 2+ production-shipped Next.js projects.
• Strong TypeScript skills and App Router experience.
• Experience with headless CMS such as Sanity, Payload, or Contentful.

Responsibilities

• Build production-grade Next.js sites for clients, from greenfield builds to platform migrations.
• Architect and build client websites in Next.js + TypeScript.
• Own performance and accessibility budgets per project.

Skills

Next.js

TypeScript

App Router

Headless CMS

Performance budgets

Job description

Build production-grade Next.js sites for clients, from greenfield builds to platform migrations. Performance, accessibility, and shipping are first-class.

Architect and build client websites in Next.js + TypeScript.

Own performance and a11y budgets per project.

Requirements

• 5+ years frontend, 2+ shipping production Next.js.
• Strong TypeScript; comfortable with App Router.
• Experience with headless CMS (Sanity / Payload / Contentful).